Base | Representation |
---|---|
bin | 11010101101111… |
… | …11110101001111 |
3 | 120121202002220011 |
4 | 31112333311033 |
5 | 424334214211 |
6 | 34123534051 |
7 | 5361044215 |
oct | 1526776517 |
9 | 517662804 |
10 | 224132431 |
11 | 105576016 |
12 | 6308a327 |
13 | 37586653 |
14 | 21aa4cb5 |
15 | 14a24921 |
hex | d5bfd4f |
224132431 has 2 divisors, whose sum is σ = 224132432. Its totient is φ = 224132430.
The previous prime is 224132339. The next prime is 224132443. The reversal of 224132431 is 134231422.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 224132431 - 211 = 224130383 is a prime.
It is a super-2 number, since 2×2241324312 = 100470693251939522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (224132731) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112066215 + 112066216.
It is an arithmetic number, because the mean of its divisors is an integer number (112066216).
Almost surely, 2224132431 is an apocalyptic number.
224132431 is a deficient number, since it is larger than the sum of its proper divisors (1).
224132431 is an equidigital number, since it uses as much as digits as its factorization.
224132431 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1152, while the sum is 22.
The square root of 224132431 is about 14971.0531025710. The cubic root of 224132431 is about 607.4374548783.
Adding to 224132431 its reverse (134231422), we get a palindrome (358363853).
The spelling of 224132431 in words is "two hundred twenty-four million, one hundred thirty-two thousand, four hundred thirty-one".
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